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Finding the Fourth Proportional to 12,265.25, 18,397.95 and 4,368.08

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Solution

The fourth proportional to 12,265.25, 18,397.95 and 4,368.08 is: 6,552.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,265.25 : 18,397.95 = 4,368.08 : x
  2. Step 2: Convert to fraction form
    12,265.25/18,397.95 = 4,368.08/x
  3. Step 3: Cross multiply
    12,265.25x = 18,397.95 × 4,368.08
  4. Step 4: Simplify right side
    12,265.25x = 80,363,677.35
  5. Step 5: Solve for x
    x = 80,363,677.35/12,265.25
  6. Step 6: Final answer
    x = 6,552.14

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.